Aḥmad ibn ʿĪsā al-Muhājir

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history of Arabia

In the mid-10th century a refugee from disturbances in Iraq,
Aḥmad ibn ʿĪsā al-Muhājir, arrived in Hadhramaut, then under Ibāḍite domination, and founded the ʿAlawite (ʿAlawī) Sayyid house, which was instrumental in spreading the Shāfiʿite (Shāfiʿī) school of Islamic law to India, Indonesia, and East Africa.